707results about How to "Long run" patented technology

The present invention is a checkpoint processor configured for coupling to individual Web services through a Web services engine. The checkpoint processor can include checkpoint logic programmed to store checkpoint data for the individual Web service instance invocations. The checkpoint processor further can include restart logic programmed to restore the stored checkpoint data to a replacement for failed ones of the individual Web service instance invocations. Finally, the checkpoint processor can include cleanup logic programmed to removed the stored checkpoint data for concluded, non-failed ones of the individual Web service instance invocations. Notably, in a preferred aspect of the invention, logic can be included for identifying an asynchronous correlator for each one of the individual Web service instance invocations and for storing the asynchronous correlator in association with corresponding ones of the stored checkpoint data.

The invention provides an expanded flexible well cementing grout and a preparation method thereof. The grout comprises the following components in parts by weight: 100 parts of cement, 6-14 parts of toughening material, 3-80 parts of reinforcing material, 8-120 parts of density modifier, 0.5-2.5 parts of suspension stabilizer, 20-40 parts of high-temperature stabilizer, 35-100 parts of distilled water, 0.5-2 parts of dispersant, 0.5-4 parts of fluid loss agent, 0.3-4 parts of retarder, 0.1-2 parts of foam inhibitor and 0.1-2 parts of defoamer. The invention further provides a preparation method of the expanded flexible well cementing grout. The grout has good sedimentation stability; and the set cement has the characteristics of micro expansion, high strength and low elasticity modulus, and can avoid the phenomena of micro cracks, micro annuluses, even fracture and the like caused by cement sheaths in subsequent operation of gas storage wells, shale gas wells, dense oil-gas horizontal wells and the like, thus realizing good zonal isolation and providing a technical support for long-term, safe and effective operation of oil-gas wells.

The invention relates to high-salt complex wastewater reuse and zero discharge integrated equipment and a technology. The equipment provided by the invention comprises a pretreatment system, a reuse and reduction system and a zero discharge system. The technology comprises the following steps: carrying out homogenization and averaged quantity on high-salt complex wastewater, successively adding sodium hydroxide, sodium carbonate, PAC and PAM to carry out coagulation treatment, letting a mixed liquor which has undergone coagulation treatment enter a filter tank for sedimentation and filtration by the use of an immersed microfiltration membrane, letting a supernatant enter a reverse osmosis treatment process, letting pure water obtained by reverse osmosis treatment enter a reuse water tank for utilization, further condensing condensed brine, and crystallizing the condensed brine or putting the condensed brine into an evaporation pond for atomization and evaporation processing, wherein the reverse osmosis treatment adopts three-level RO: a medium-pressure membrane element is firstly used for desalination and condensation; a high-pressure membrane element is then used for further desalination and condensation; and a ultrahigh-pressure membrane element is finally used for further desalination and condensation. According to the invention, 95% of reverse osmosis concentrated water or analogous high-salt complex wastewater can be recovered for reutilization, only 5% of high strong brine is left to undergo evaporative crystallization or enter the natural evaporation pond. Water resources are fully recycled, and reuse and zero discharge costs of high-salt complex wastewater are reduced.

A radio frequency device has an antenna for capturing an incoming signal for processing by the device or for radiating an outgoing signal from the device and a signal processor having one or more synchronous oscillators responsive to an input signal for providing an amplified output signal without using much power. An application is a radio frequency (RF) transponder (tag) for receiving an RF signal from an interrogator includes a tag antenna for receiving the RF signal from the interrogator and a receiver section connected to the tag antenna wherein the receiver consumes a significantly lower amount of power than conventional receiver technologies by using one or more synchronous oscillators.

The invention belongs to the technical field of environmental engineering wastewater treatment, and particularly relates to multi-component oxidized micro-electrolysis filler and a preparation method thereof. The multi-component oxidized micro-electrolysis filler is mainly prepared from the following components in percentage by mass: 50-60% of iron, 20-30% of activated carbon, 12-15% of adhesive and 3-5% of catalyst through mixing, wherein iron is iron scrap or iron powder with particle size not more than 80 mesh; and activated carbon is in a powder and has particle size not more than 100 mesh. The preparation method of the multi-component oxidized micro-electrolysis filler comprises uniformly mixing iron, activated carbon, the adhesive and the catalyst according to the ratio, adding water, stirring and aging, then carrying out extrusion molding to obtain molded filler, demolding to obtain a filler blank, after naturally drying, drying, sintering in the absence of air, and cooling thefiller blank to obtain the multi-component oxidized electrolysis filler. According to the invention, the hardening, dead pool, stoppage and other practical problems existing in the use of the traditional micro-electrolysis fillers are solved.

An airless spare tire formed from an elastomeric material, preferably a polyurethane material, that includes an outer tread, like side walls and a closed undersurface, and where the side walls have identical spaced cavities formed therein, each to intersect a center section, and which cavities each have the shape of a parallelogram with rounded corners, and have one long side at a selected angle to a tire radius from the tire center, with their short sides essentially parallel to the tire tread. Which cavities on one side of the tire are offset to those on the other tire side and the angle of the parallelogram shaped cavity long side to a radial is selected to provide for an alignment of side wall sections on one tire side with end or centers of the side wall sections on the other tire side.

According to one embodiment, an electronic apparatus has a housing, a first heat emitter and a second heat emitter which are accommodated in the housing, and a cooling device accommodated in the housing. The cooling device includes a heat sink to cool the first heat emitter, a first heat pipe which thermally connects the first heat emitter with the heat sink, a second heat pipe, and a fan unit which cools the heat sink and the second heat pipe. The second heat pipe has a first end portion which is thermally connected to the second heat emitter, and a second end portion which is located near the heat sink.

An apparatus and system that permits radial passages and lateral passages to be jetted into surrounding subsurface formation from existing or new wells. The system employs a casing cutting component that positionable by an anchored indexing device downhole to permit the formation of accurately positioned openings in the well casing. The system employs a passage jetting component employing extreme high jet fluid pressures and a method that allows for the downhole manipulation of the components so that the radial and lateral passages are achieved by minimum pulling work on casing, tubing or other components. The system is fully controllable and reduces dramatically the margins of error and failure that are inherent of the present day systems used for radial drilling.

The invention discloses an aircraft pose estimation method based on direct method and inertial navigation integration. The six-degree-of-freedom pose of an aircraft is optimized by visual measurementbased on a direct method, re-projection luminosity errors are minimized, visual measurement is integrated with measurement of inertial navigation components to obtain scales, the aircraft can be accurately positioned for a long time without external aided navigation of GPS (global positioning system) signals and the like, and robustness is good.

The invention discloses a frost-less air-source heat pump hot water unit and a proportional-integral-differential control method for the same. The proportional-integral-differential control method includes performing computation according to received air temperature and humidity parameters, received air pressure parameters and received surface temperature parameters of an evaporator when outdoor temperature parameters which are transmitted by a temperature and humidity sensor and are received by a computation controller are lower than 0 DEG C, controlling the opening of an electronic expansion valve according to a computation result and regulating the surface temperature of the evaporator by means of increasing or reducing the opening of the electronic expansion valve so that the surface temperature of the evaporator is constantly higher than a frost formation point; and enabling a silicon-controlled power regulator to judge a suction superheat degree of a compressor according to received suction temperature and suction pressure of the compressor, increasing or reducing the power of an electric heater and maintaining that the suction superheat degree of the compressor only varies within a set value range. The frost-less air-source heat pump hot water unit and the proportional-integral-differential control method have the advantage that adjustment for the opening of the electronic expansion valve is matched with adjustment for the power of the electronic heater, so that the purpose of maintaining safe and efficient running of a system is achieved.

A method for feeding dried coal powder in pressure gasifying process features that the dried coal powder goes through intermediate material tank where it is pressurized by inertial gas, balance pipe,high-pressure powdered coal cabin and mixer and then into gasifier. Its feeding apparatus is composed of an intermediate material tank, a high-pressure powdered coal cabin and a mixer of carrying gaswith powdered coal. Its advantages are stable and controllable feed, simple apparatus and low cost.

Provided is a sheet chemical cell of a simple and easy-fabricated structure having a small number of parts that can improve the energy density strikingly, a manufacturing method thereof, a fuel cell, and a manufacturing method thereof. Also provided is a sheet chemical cell including a plurality of unit cells each of which includes an electrolyte membrane, a plurality of anode plates on one surface of the electrolyte membrane, and a plurality of cathode plates on the other surface of the electrolyte membrane, with the anode and cathode plates opposed to each other in pairs with the membrane therebetween, and slots through the electrolyte membrane so that wiring plates of respective anode and cathode plates are electrically connected through the membrane via the slots to provide cells connected in series.

The invention discloses a new method for deeply dewatering sludge through bio-leaching process rapid conditioning. The method comprises the steps of firstly performing bio-leaching conditioning on sludge, namely, directly pumping concentrated liquid sludge of a sewage treatment plant into a bio-leaching reactor which contains special composite microbial community, performing treatment for 1.5-2 days, changing bound water in the sludge into free water which can be removed relatively easily by virtue of the microbial substitution effect, biological oxidation effect and biological acidification effect, dissolving out heavy metals from the sludge at the same time, entering an aqueous phase, killing pathogens in the sludge, then collecting the sludge subjected to bio-leaching in a homogeneous pool, directly transporting to a common-pressure diaphragm chamber type filter press by virtue of a pump, and dewatering, wherein the moisture content of dewatered sludge cake is less than 60%, and no flocculant like PAM (polyacrylamide) is added during the preparation process. The method disclosed by the invention is performed under normal temperature and pressure, and has low cost; the dewatered sludge cake is low in moisture content, odorless, and yellowish-brown in color; and the organic matters, calorific values and nutrients of the dewatered sludge can not be reduced, thus facilitating the subsequent resource utilization.

The invention discloses a low-temperature BOG (Boil off Gas) gas cold energy recovering device. A low-temperature BOG gas inlet pipe (1) is sequentially connected with a heater (2), a heat exchanger (3) and a buffering tank (4) in one path, and is connected with a pipeline through a branched pipe A (7) in another path, wherein the pipeline connects the heater (2) with the heat exchanger (3); a buffering tank (4) is connected with a compressor (5); and the compressor (5) is sequentially connected with a booster BOG gas flowing channel and a booster BOG gas outlet pipe (6) of the heat exchanger (3) in one path, and is connected with the booster BOG gas outlet pipe (6) through a branched pipe B (8) in another path. The invention also discloses a cold energy recovering process. The cold energy recovering process has the beneficial effects that the gas obtained by cooling and compressing under the cold energy of the low-temperature BOG gas and the regeneration / cold blowing air before entering a heavy hydrocarbon separator are utilized, the cold and heat process mediums are fully utilized for exchanging heat, so that the energy is saved, and the consumption is reduced; and the pipeline is reasonable and simple in design; the applicable scope is wide; and the convenience is provided for conditioning.

According to one embodiment, an electronic apparatus has a housing, a first heat emitter and a second heat emitter which are accommodated in the housing, and a cooling device accommodated in the housing. The cooling device includes a heat sink to cool the first heat emitter, a first heat pipe which thermally connects the first heat emitter with the heat sink, a second heat pipe, and a fan unit which cools the heat sink and the second heat pipe. The second heat pipe has a first end portion which is thermally connected to the second heat emitter, and a second end portion which is located near the heat sink.

A system and method for cooling air includes using a refrigerant cooling system and further using a refrigerant liquefaction subsystem or method that includes using a heat sink cooler (“pre-cooler”) to cool the heat sink coolant before it is used to cool the refrigerant in the condenser. One aspect of the refrigerant liquefaction subsystem may use a water mist, which may be prepared by atomizers, high pressure nozzles, piezo-electric ultrasonic nebulizers, or the like, to cool the heat sink coolant.

The invention discloses a frostless air handling unit and a proportion-integration-differential control method of the frostless air handling unit. The frostless air handling unit comprises a circulating working return circuit and a controllable silicon power adjuster, wherein the circulating working return circuit is composed of a compressor assembly, a condenser, an electronic expansion valve and an evaporator assembly, the compressor assembly, the condenser, the electronic expansion valve and the evaporator assembly are sequentially connected along the refrigerating fluid flowing direction. When a calculation controller receives an outdoor temperature parameter transmitted by a temperature-humidity sensor and the temperature parameter is lower than 0 DEG C, the calculation controller carries out calculation according to received air temperature and humidity parameters, an air pressure parameter and an evaporator surface temperature parameter, controls the opening degree of the electronic expansion valve according to the calculation results, and adjusts evaporator surface temperature through increase or reduction of the opening degree of the electronic expansion valve. Meanwhile, the controllable silicon power adjuster judges an air suction superheat degree of a compressor through received compressor air suction temperature and air suction pressure, adjusts increase or reduction of electric heater power, and maintains the air suction superheat degree of the compressor to be kept in a preset value range. According to the frostless air handling unit and the proportion-integration- differential control method of the frostless air handling unit, the aim of maintaining safe and high-efficiency operation of the system is achieved.

An optical waveguide feedthrough assembly passes at least one optical waveguide through a bulk head, a sensor wall, or other feedthrough member. The optical waveguide feedthrough assembly comprises a cane-based optical waveguide that forms a glass plug sealingly disposed in a feedthrough housing. For some embodiments, the optical waveguide includes a tapered surface biased against a seal seat formed in the housing. The feedthrough assembly can include an annular gold gasket member disposed between the tapered surface and the seal seat. The feedthrough assembly can further include a backup seal. The backup seal comprises an elastomeric annular member disposed between the glass plug and the housing. The backup seal may be energized by a fluid pressure in the housing. The feedthrough assembly is operable in high temperature and high pressure environments.

The invention discloses a thermal power generation system and method with fused salt energy storage, power supply and heat supply functions. By arranging a bypass steam pipeline, a high-pressure condenser and a molten salt heater, excess steam heat energy generated by the load change of a power grid can be stored though molten salt. When the peak load of the power grid is reached, a molten salt energy storage power generation subsystem can participate in peak regulation of power supply of the power grid. In this way, the problems of peak regulation of the power grid, low utilization rate of power equipment and the like are solved, it is guaranteed that the power generation efficiency of the power generation system is equal to that of an existing thermal power generating unit, and the thermal power generation system and method have the outstanding advantages that energy storage and variable-load power supply are achieved, and high-efficiency power generation is guaranteed.

The invention provides a novel wet flue gas desulfurization wastewater treatment method. Desulfurization wastewater is taken from an underflow of a gas-liquid separation tank of a vacuum belt water extractor, so that the solid content of the desulfuration wastewater is reduced greatly, and the large-amount sludge discharge is reduced. The solid content of the desulfuration wastewater after natural settling is further reduced, so that the desulfuration wastewater can meet an in-plant recycling condition. A wastewater trigeminy box, a wastewater dosing system, a wastewater cyclone and sludge pressing equipment can be canceled, so that the running maintenance cost and equipment investment are lowered, and a system operation load is reduced. In addition, in order to meet different requirements, the dosing system of the wastewater trigeminy box and the sludge pressing equipment can be reserved selectively, in this way, the pH value of the desulfuration wastewater can be adjusted, heavy metal in the desulfuration wastewater can be removed, and the treated desulfuration wastewater can reach a national discharge standard. The flexibility and the reliability of a system can be improved by additionally adopting a by-pass of the wastewater trigeminy box, and long-term and stable running of the system is guaranteed. In addition, the invention further provides the system capable of achieving the method.

The invention belongs to a environment-protection device technology field, in particular to, a multifunctional integrated water purifier, essentially comprising a mixing chamber, a first flocculation chamber (including a first micro vortex plate), a second flocculation chamber (including a second micro vortex plate), a separation area, a wave source chamber in the filtering area, a catchment water channel and an anti-washing water shoot. The invention is a cylinder-shape with the cylindrical upper part and the conical lower part. The maintenance structure of the whole device is a steel structure, wherein, the mixing chamber is provides with a nozzle and bi-rotation curved surface shape venturi; the first flocculation chamber is closely connected with the upper of the venturi; the second flocculation chamber is arranged on the outside of the first flocculation chamber; the separation area is arranged on the outside of the second flocculation chamber while an inclined tube is arranged in the inside of the separation area; the filtering area and the wave source chamber are provided with the cylinder lateral sides. The filtering area is provided with a fiber plateau and the inner of the chamber is provided with the wave source. The invention integrates the flocculation, precipitation, and filtering and anti-washes the filtering material in the filtering area which ensures the machine to possess a long-term, safe, stable and highly efficiency operation, thus being applied to the water treatment and the water reuse treatment of the sewage.

The invention discloses a soot blower. The invention aims to solve the problem that the existing soot blower and soot remover spray system can not well clean adhesive soot deposited on furnace tubes in a convection section of a tube heating furnace and heat exchange tubes in an air preheater. The soot blower of the invention is provided with an air intake system, a transmission system, a soot blowing tube (93) and a bracket (5), wherein the soot blowing tube is provided with two rows of soot blowing nozzles (94) in the axial direction, and a soot remover spray tube (91) is coaxially arranged in the soot blowing tube; the soot remover spray tube is axially provided with two rows of soot remover nozzles (92), and the upper part of each soot remover nozzle extends out of the wall of the soot blowing tube; each soot remover nozzle row and the corresponding soot blowing nozzle row are in the same row, and the soot blowing nozzles and soot remover nozzles in each row are alternately arranged; and the air inlet section of the soot blowing tube is provided with an air inlet (95). The invention is mainly used in tube heating furnaces in the fields of petroleum refining and petrochemical industry.

The invention provides a zero discharge treatment process of saline sewage produced by refining. The treating process comprises the steps that saline sewage produced by flue gas desulfurization is conveyed to an evaporation chamber after undergoing two-stage filtration and heat exchange, evaporated steam is mixed with fresh steam after being pressurized and the steam mixture enters the shell pass of a heater to be condensed and discharged; saline water in the tube pass of the heater is heated to be evaporated and crystallized in the heater, the steam enters a compressor and salt crystals are deposited in a salt leg at the bottom of the evaporation chamber and are swirled and centrifugally concentrated; salt crystal filter cakes are dried in a drying machine, moisture is volatilized and is discharged from the top of the drying machine, gases pass through a two-stage cyclone separator to separate salt solid particles and the salt solid particles are emptied by a drying draught fan, and the salt solid after dehydration and drying is packaged to prepare sodium sulfite or ammonium sulfate products. The process provided by the invention has the effects of overcoming the defects of the prior art, really achieving zero discharge treatment of sewage and producing sodium sulfite or ammonium sulfate with economic value and has the beneficial effects of high energy efficiency, low investment, short flow, small floor area, low failure rate and satisfaction of long period operation.

The invention discloses a tunnel diversion composite type waterproof and drainage system which comprises a surrounding rock waterproof and drainage system and a tunnel internal drainage system, wherein the surrounding rock waterproof and drainage system comprises a waterproof and drainage layer and a surrounding rock water drainage and collection pipe; the waterproof and drainage layer consists of multiple waterproof and drainage plates arranged in a butting manner; the surrounding rock water drainage and collection pipe consists of a concrete prefabricated pipe and a cover plate; the tunnel internal drainage system comprises a left water collecting tank, a right water collecting tank, a tunnel internal water drainage and collection pipe, a left drainage pipe and a right drainage pipe; the tunnel internal water drainage and collection pipe is arranged on a water collecting pipe base. The invention also discloses a construction method and a use method for the tunnel diversion composite type waterproof and drainage system. According to the tunnel diversion composite type waterproof and drainage system as well as the construction method and the use method thereof disclosed by the invention, the convenience for construction is realized; the diversion of surrounding rock waterproof and drainage and tunnel internal waterproof and drainage is realized, two functions of resisting water and draining water are integrated, the overall waterproof and drainage effects of the integral tunnel are improved, and the difficult problems of tunnel crack, leakage, frost heaving, water logging or icing and the like of a tunnel can be thoroughly solved.

The invention relates to an anti-penetration performance testing device for a waterproof membrane, with a structure as follows: the waterproof membrane is arranged between a square groove with a raised edge at the top and a top cover; the square groove is filled with concrete blocks; the top cover is provided with a water inlet hole connected with a pressure stabilizing and liquid storing device; a water pressure gauge is arranged on a water pressure gauge mounting hole on the top cover; the bottom of the square groove is provided with a water outlet hole; and a water absorbing material is arranged between the water outlet hole and the concrete blocks. A pressurizing bolt of a hold-down plate on the top cover pressurizes the waterproof membrane; or the right side of the top of the square groove is fixedly provided with a bracket with a convex plate and a mobile hold-down strip with a screw rod, and a stretching nut on the screw rod realizes the stretching of the waterproof membrane; or the concrete blocks in the square groove are divided into a left concrete block and a right concrete block; and the height difference of the left concrete block and the right concrete block is utilized to apply shearing effect to the waterproof membrane. The device can more accurately test the anti-penetration performance of the waterproof membrane in an actual working environment, thereby providing correct scientific evidence for the wear performance of waterproof membranes of tunnel and underground projects and ensuring the long-term safe operation of the tunnel and underground projects.

The invention provides an efficient composite fluxing agent for improving melting characteristic of gasified pulverized coal slag. The efficient composite fluxing agent is compounded by two or more ore powders containing basic oxides. The efficient composite fluxing agent comprises the components by weight percentage of 12-30% of MgO and 3-30% of CaO. As for the coals at the mine field in the northern Anhui province, when the addition amount is 2-6%, the melting temperature of the pulverized coal can be reduced from 1500 DEG C to below 1400 DEG C, the viscosity of the pulverized coal can be ranged from 2 to 25 Pa*s, thus effectively improving the melting characteristic of the coals in the mine field in the northern Anhui province. The fluxing agent can be used for replacing lime stone fluxing agent and the addition amount is only half of that of the lime stone.

The invention discloses a radiation cooling film which is formed by mixing ceramic particles, an organic solution and a curing agent, mixing the ceramic particles with an organic curing precursor solution, and curing, a micro-nano photon structure array is formed on the surface of the film, and the micro-nano photon structure array comprises a plurality of arrayed micro-nano photon structure elements. The invention further discloses a preparation method and application of the radiation cooling film. The film has the reflectivity of 95% in the sunlight band and the radiance of 96% in the atmospheric window band, can be lower than the ambient environment by 10 DEG C at most under the illumination condition, and also has good flexibility and strength and excellent hydrophobicity. The radiation cooling film is prepared in a low-cost and large-area manner by adopting a multi-etching double-spin-coating vacuum thermocuring process. The radiation cooling film is applied to the aspects of human body wearable cooling, cooling umbrellas and device heat dissipation, and a cooling method is achieved by removing heat from the surface and the interior of a main body in a heat radiation mode.

The invention discloses a caterpillar band and sucker combined type traveling device for a wall-climbing robot, and belongs to the technical field of wall-climbing robots. The caterpillar band and sucker combined type traveling device for the wall-climbing robot comprises rear wheels, a caterpillar band, auxiliary wheels, a torsion bar hanging mechanism and front wheels, wherein the caterpillar band is arranged between the rear wheels and the front wheels; a plurality of suckers are distributed on the surface of the outer side of the caterpillar band; the torsion bar hanging mechanism is arranged on the inner side of the caterpillar band; one end of the torsion bar hanging mechanism is hinged to a chassis of the wall-climbing robot; the other end of the torsion bar hanging mechanism is hinged to the auxiliary wheels; the auxiliary wheels are meshed with the inner side of the caterpillar band; and areas, which correspond to the auxiliary wheels, of the surface of the inner side of the caterpillar band are magnetic force action areas. The suckers can be reliably absorbed on a wall surface without an independent vacuum source or a controller; when the caterpillar band and sucker combined type traveling device moves, movement impact and driving loss can be effectively reduced; and the caterpillar band and sucker combined type traveling device is simple in structure and low in cost.